Looking for a good XEON dedicated server 100% uptime

Hello,
I am currently running a small vbulletin forums and looking for a new managed dedicated server, can any1 suggesting a good dedicated server with 100% Uptime and cheap hardware configuration. My buget is $150~$200 a month. I don’t need lot of BW, here’s my basic specs:

Dual-XEON or Quadcore CPU
2GB~4GB RAM
250 Sata2 or 160GB SAS HDD
100mbits (1Gb port optional) and i only need 1000GB BW, i dont need alot of bandwidth but i need a fast server speed.
Linux OS
Apache + mysql (included)
cpanel/whm
US datacenter

I also need a support for data mirror from my existing server to new server. Any good deal DELL server? I appreciate any suggestion!